cppwriteinitialization.cpp

奇趣公司比较新的qt/emd版本

                       << parentWidget << "->indexOf(" << varName << "), " << trCall(ptoolTip->elementString()) << ");\n";
        }
#endif // QT_NO_TOOLTIP
    } else if (m_uic->customWidgetsInfo()->extends(parentClass, QLatin1String("QTabWidget"))) {
        QString icon;
        if (const DomProperty *picon = attributes.value(QLatin1String("icon"))) {
            icon += QLatin1String(", ");
            icon += pixCall(picon);
        }

        m_output << m_option.indent << parentWidget << "->addTab(" << varName << icon << ", " << "QString());\n";

        m_refreshOut << m_option.indent << parentWidget << "->setTabText("
                   << parentWidget << "->indexOf(" << varName << "), " << trCall(title) << ");\n";

#ifndef QT_NO_TOOLTIP
        if (const DomProperty *ptoolTip = attributes.value(QLatin1String("toolTip"))) {
            m_refreshOut << m_option.indent << parentWidget << "->setTabToolTip("
                       << parentWidget << "->indexOf(" << varName << "), " << trCall(ptoolTip->elementString()) << ");\n";
        }
#endif // QT_NO_TOOLTIP
    } else if (m_uic->customWidgetsInfo()->extends(parentClass, QLatin1String("Q3Wizard"))) {
        m_output << m_option.indent << parentWidget << "->addPage(" << varName << ", " << trCall(title) << ");\n";

        m_refreshOut << m_option.indent << parentWidget << "->setTitle("
                   << varName << ", " << trCall(title) << ");\n";

    }

    if (node->elementLayout().isEmpty())
        m_layoutChain.pop();
}


void WriteInitialization::acceptLayout(DomLayout *node)
{
    const QString className = node->attributeClass();
    const QString varName = m_driver->findOrInsertLayout(node);

    const DomPropertyMap properties = propertyMap(node->elementProperty());
    const bool oldLayoutProperties = properties.constFind(QLatin1String("margin")) != properties.constEnd();

    bool isGroupBox = false;

    if (m_widgetChain.top()) {
        const QString parentWidget = m_widgetChain.top()->attributeClass();

        if (!m_layoutChain.top() && (m_uic->customWidgetsInfo()->extends(parentWidget, QLatin1String("Q3GroupBox"))
                        || m_uic->customWidgetsInfo()->extends(parentWidget, QLatin1String("Q3ButtonGroup")))) {
            const QString parent = m_driver->findOrInsertWidget(m_widgetChain.top());

            isGroupBox = true;
            // special case for group box

            m_output << m_option.indent << parent << "->setColumnLayout(0, Qt::Vertical);\n";
            QString objectName = parent;
            objectName += "->layout()";
            int marginType = Use43UiFile;
            if (oldLayoutProperties)
                marginType = m_layoutMarginType;

            m_LayoutDefaultHandler.writeProperties(m_option.indent, 
                                    objectName, properties, marginType, false, m_output);
        }
    }

    m_output << m_option.indent << varName << " = new " << className << '(';

    if (!m_layoutChain.top() && !isGroupBox)
        m_output << m_driver->findOrInsertWidget(m_widgetChain.top());

    m_output << ");\n";

    if (isGroupBox) {
        const QString tempName = m_driver->unique(QLatin1String("boxlayout"));
        m_output << m_option.indent << "QBoxLayout *" << tempName << " = qobject_cast<QBoxLayout *>(" <<
                    m_driver->findOrInsertWidget(m_widgetChain.top()) << "->layout());\n";
        m_output << m_option.indent << "if (" << tempName << ")\n";
        m_output << m_option.indent << "    " << tempName << "->addLayout(" << varName << ");\n";
    }

    if (isGroupBox) {
        m_output << m_option.indent << varName << "->setAlignment(Qt::AlignTop);\n";
    }  else {
        // Suppress margin on a read child layout
        const bool suppressMarginDefault = m_layoutChain.top();
        int marginType = Use43UiFile;
        if (oldLayoutProperties)
            marginType = m_layoutMarginType;
        m_LayoutDefaultHandler.writeProperties(m_option.indent, varName, properties, marginType, suppressMarginDefault, m_output);
    }

    m_layoutMarginType = SubLayoutMargin;

    DomPropertyList propList = node->elementProperty();
    if (m_layoutWidget) {
        bool left, top, right, bottom;
        left = top = right = bottom = false;
        for (int i = 0; i < propList.size(); ++i) {
            const DomProperty *p = propList.at(i);
            const QString propertyName = p->attributeName();
            if (propertyName == QLatin1String("leftMargin") && p->kind() == DomProperty::Number)
                left = true;
            else if (propertyName == QLatin1String("topMargin") && p->kind() == DomProperty::Number)
                top = true;
            else if (propertyName == QLatin1String("rightMargin") && p->kind() == DomProperty::Number)
                right = true;
            else if (propertyName == QLatin1String("bottomMargin") && p->kind() == DomProperty::Number)
                bottom = true;
        }
        if (!left) {
            DomProperty *p = new DomProperty();
            p->setAttributeName(QLatin1String("leftMargin"));
            p->setElementNumber(0);
            propList.append(p);
        }
        if (!top) {
            DomProperty *p = new DomProperty();
            p->setAttributeName(QLatin1String("topMargin"));
            p->setElementNumber(0);
            propList.append(p);
        }
        if (!right) {
            DomProperty *p = new DomProperty();
            p->setAttributeName(QLatin1String("rightMargin"));
            p->setElementNumber(0);
            propList.append(p);
        }
        if (!bottom) {
            DomProperty *p = new DomProperty();
            p->setAttributeName(QLatin1String("bottomMargin"));
            p->setElementNumber(0);
            propList.append(p);
        }
        m_layoutWidget = false;
    }

    writeProperties(varName, className, propList, WritePropertyIgnoreMargin|WritePropertyIgnoreSpacing);

    m_layoutChain.push(node);
    TreeWalker::acceptLayout(node);
    m_layoutChain.pop();
}

void WriteInitialization::acceptSpacer(DomSpacer *node)
{
    m_output << m_option.indent << m_driver->findOrInsertSpacer(node) << " = ";
    writeSpacerItem(node, m_output);
    m_output << ";\n";
}

void WriteInitialization::acceptLayoutItem(DomLayoutItem *node)
{
    TreeWalker::acceptLayoutItem(node);

    DomLayout *layout = m_layoutChain.top();

    if (!layout)
        return;

    const QString layoutName = m_driver->findOrInsertLayout(layout);

    QString opt;
    if (layout->attributeClass() == QLatin1String("QGridLayout")) {
        const int row = node->attributeRow();
        const int col = node->attributeColumn();

        int rowSpan = 1;
        if (node->hasAttributeRowSpan())
            rowSpan = node->attributeRowSpan();

        int colSpan = 1;
        if (node->hasAttributeColSpan())
            colSpan = node->attributeColSpan();

        opt = QString::fromLatin1(", %1, %2, %3, %4").arg(row).arg(col).arg(rowSpan).arg(colSpan);
    }
    // figure out "add" method
    m_output << "\n" << m_option.indent << layoutName << "->";
    switch (node->kind()) {
    case DomLayoutItem::Widget:
        m_output << "addWidget" <<  '(' << m_driver->findOrInsertLayoutItem(node);
        break;
    case DomLayoutItem::Layout:
        m_output << "addLayout" <<  '(' << m_driver->findOrInsertLayoutItem(node);
        break;
    case DomLayoutItem::Spacer:
        m_output << "addItem" << '(' << m_driver->findOrInsertLayoutItem(node);
        break;
    case DomLayoutItem::Unknown:
        Q_ASSERT( 0 );
        break;
    }
    m_output << opt << ");\n\n";
}

void WriteInitialization::acceptActionGroup(DomActionGroup *node)
{
    const QString actionName = m_driver->findOrInsertActionGroup(node);
    QString varName = m_driver->findOrInsertWidget(m_widgetChain.top());

    if (m_actionGroupChain.top())
        varName = m_driver->findOrInsertActionGroup(m_actionGroupChain.top());

    m_output << m_option.indent << actionName << " = new QActionGroup(" << varName << ");\n";
    writeProperties(actionName, QLatin1String("QActionGroup"), node->elementProperty());

    m_actionGroupChain.push(node);
    TreeWalker::acceptActionGroup(node);
    m_actionGroupChain.pop();
}

void WriteInitialization::acceptAction(DomAction *node)
{
    if (node->hasAttributeMenu())
        return;

    const QString actionName = m_driver->findOrInsertAction(node);
    m_registeredActions.insert(actionName, node);
    QString varName = m_driver->findOrInsertWidget(m_widgetChain.top());

    if (m_actionGroupChain.top())
        varName = m_driver->findOrInsertActionGroup(m_actionGroupChain.top());

    m_output << m_option.indent << actionName << " = new QAction(" << varName << ");\n";
    writeProperties(actionName, QLatin1String("QAction"), node->elementProperty());
}

void WriteInitialization::acceptActionRef(DomActionRef *node)
{
    QString actionName = node->attributeName();
    const bool isSeparator = actionName == QLatin1String("separator");
    bool isMenu = false;

    QString varName = m_driver->findOrInsertWidget(m_widgetChain.top());

    if (actionName.isEmpty() || !m_widgetChain.top()) {
        return;
    } else if (m_driver->actionGroupByName(actionName)) {
        return;
    } else if (DomWidget *w = m_driver->widgetByName(actionName)) {
        isMenu = m_uic->isMenu(w->attributeClass());
        bool inQ3ToolBar = m_uic->customWidgetsInfo()->extends(m_widgetChain.top()->attributeClass(), QLatin1String("Q3ToolBar"));
        if (!isMenu && inQ3ToolBar) {
            m_actionOut << m_option.indent << actionName << "->setParent(" << varName << ");\n";
            return;
        }
    } else if (!(m_driver->actionByName(actionName) || isSeparator)) {
        fprintf(stderr, "Warning: action `%s' not declared\n", actionName.toLatin1().data());
        return;
    }

    if (m_widgetChain.top() && isSeparator) {
        // separator is always reserved!
        m_actionOut << m_option.indent << varName << "->addSeparator();\n";
        return;
    }

    if (isMenu)
        actionName += QLatin1String("->menuAction()");

    m_actionOut << m_option.indent << varName << "->addAction(" << actionName << ");\n";
}

void WriteInitialization::writeProperties(const QString &varName,
                                          const QString &className,
                                          const DomPropertyList &lst,
                                          unsigned flags)
{
    const bool isTopLevel = m_widgetChain.count() == 1;

    if (m_uic->customWidgetsInfo()->extends(className, QLatin1String("QAxWidget"))) {
        DomPropertyMap properties = propertyMap(lst);
        if (properties.contains(QLatin1String("control"))) {
            DomProperty *p = properties.value(QLatin1String("control"));
            m_output << m_option.indent << varName << "->setControl(QString::fromUtf8("
                   << fixString(toString(p->elementString()), m_option.indent) << "));\n";
        }
    }

    DomWidget *buttonGroupWidget = findWidget(QLatin1String("Q3ButtonGroup"));

    QString indent;
    if (!m_widgetChain.top()) {
        indent = QLatin1String("    ");
        m_output << m_option.indent << "if (" << varName << "->objectName().isEmpty())\n";
    }
    m_output << m_option.indent << indent << varName << "->setObjectName(QString::fromUtf8(" << fixString(varName, m_option.indent) << "));\n";

    int leftMargin, topMargin, rightMargin, bottomMargin;
    leftMargin = topMargin = rightMargin = bottomMargin = -1;
    bool frameShadowEncountered = false;

    for (int i=0; i<lst.size(); ++i) {
        const DomProperty *p = lst.at(i);
        const QString propertyName = p->attributeName();
        QString propertyValue;

        // special case for the property `geometry': Do not use position
        if (isTopLevel && propertyName == QLatin1String("geometry") && p->elementRect()) {
            const DomRect *r = p->elementRect();